diff --git a/README.md b/README.md
index 9221265..8e7a227 100644
--- a/README.md
+++ b/README.md
@@ -17,6 +17,9 @@ mvn -T 8 package -P\!dist,\!native -DskipTests -Dmaven.javadoc.skip=true
 
 ## Common 模块
 
+- [认证模块详解](./common/authenticated.md)
+- [主备倒换模块详解](./common/zk_failover.md)
+
 
 ## HDFS 模块
 
@@ -28,16 +31,22 @@ mvn -T 8 package -P\!dist,\!native -DskipTests -Dmaven.javadoc.skip=true
    - [NamenodeProtocols详解](./hdfs/NamenodeProtocols详解.md)
    - [leaseManager详解](./hdfs/leaseManager详解.md)
    - [FSDirectory详解](./hdfs/FSDirectory详解.md)
+   - [ BPServiceActor详解](./hdfs/BPServiceActor详解.md)
+
 - [文件上传](./hdfs/file_upload.md)
 - DataNode相关
    - [dataNode启动过程](./hdfs/dataNode启动过程.md)
    - [BPServiceActor详解](./hdfs/BPServiceActor详解.md)
+- Router相关
+   - [router启动详解](./hdfs/router启动详解.md)
 
 
 ## Yarn 模块
 
 - [Yarn概览](./yarn/README.md)
-- [ResourceManager详解](./yarn/resourcemanager.md)
+- [ResourceManager相关]
+   - [ResourceManager详解](./yarn/resourcemanager.md)
+   - [Capacity调度器](./yarn/capacity.md)
 - [作业启动](./yarn/job_start.md)
 - Yarn NodeManager相关
    - [containerManager 详解](./yarn/containerManager.md)
@@ -48,6 +57,9 @@ mvn -T 8 package -P\!dist,\!native -DskipTests -Dmaven.javadoc.skip=true
 - JobHistory 相关
   - [jobhistory 作业缓存](./yarn/jobhistory_cache.md)
 
+- 工具相关
+  - [Distcp详解](./yarn/distcp.md)
+
 
 ## Zookeeper模块
 - [Zookeeper概览](./zookeeper/README.md)
diff --git a/common/README.md b/common/README.md
index ac4d0ee..2c0e59d 100644
--- a/common/README.md
+++ b/common/README.md
@@ -7,4 +7,5 @@
 # 目录
 
 - [认证详解](./authenticated.md)
+- [主备倒换](./zk_failover.md)